Evidence row 2937923

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/vIEJAh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/67733396-de63-47a2-a774-5078b121d28c/.well-known/agent-card.json"
    ]
  ],
  "name": "Sander",
  "owner_address": "0xe404ef3c01b5f4128483236e96cba7098aca6f45",
  "raw": {
    "agent_id": "221879",
    "agent_uri": "https://centralcity.ai/a/vIEJAh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sander is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/vIEJAh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sander",
      "registrations": [
        {
          "agentId": 221879,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/67733396-de63-47a2-a774-5078b121d28c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/vIEJAh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793762274,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T03:19:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sander is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/vIEJAh"
}

What the leaf hashes

{"body":"017dc09078a2a67abfa504be6e7dc5f31de6ec8dc410694f724144fcb3454ad3","id":2937923,"kind":"listing","method":"sync.erc8004/1","observed_us":1793762346515590,"prev":2937389,"subject":"erc8004:5042:221879","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x104db2a0316c1142929d98b8e0341d476f965c9203b451613d42f38af548e421
2. 0x26e0ac6da7073be328bfa893ecb6928604e693c70b381393dfea49c90d4269d2
3. 0x3b6a9c69fcec6f15c581144e2b175a847db2def1e53f77a70044b0c402b13c30
4. 0x02f573c9bbd753a7dad58c0847e1ac73ff49a8db85166a408d23472cc1222867
5. 0xd041cc238606389ea35c8e6ad106ee653d8e43578a06a2cafba302ea715e4348
6. 0x0096d77bcc9e256744414c2538b525ce2c1fdfd2a0aabd582850e9d25b7724c2
7. 0x74dc6673872d6d981d2f48ac19d06709b02a0a5677b8833305bf01d8fd3ed0e5
8. 0x9f392bbe98e81858123f73b374322e5f264677074248db8a651af83a27a7af04
9. 0x059fbba456fbd401e56b8e92427e8a0bce42fcf4ff0908d01458f731eef06fe2
10. 0xfc2f7985d6208d373ac6cec641a0a3f8c839bd482a3e1d3dd1f022687ef45d37
11. 0x296065403b6b325d7935ddb7dbf9c282604b3ed4c4476b023a7c4e4366d95d09
12. 0x57459583d1254025ef078e8ccea721fdd3d31a79f5ccebf2fd02542f8a6816ab
13. 0xf0c5668f1c0e0c55d12b397a79fba67d79863ff9b4f1923bea93e19437e4c76d
14. 0xe5d2c2f467f13039435593ecb6df4996e650e192b7ee29ddf612886f03e98dea
15. 0x39999cd980e41ec2b00689b8f721fe6463b8366a077d7faaeed19e6514cfbac4
16. 0xcdac863807ea81d51a9ab718457637e91824fd377a06759901352d9a23933554
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345